[Bindings] Create and use V8 context snapshots

third_party/WebKit/Source/bindings/templates/interface.h.tmpl

 {% filter format_blink_cpp_source_code %}
 
 {% include 'copyright_block.txt' %}
 #ifndef {{v8_class}}_h
 #define {{v8_class}}_h
 
 {% for filename in header_includes %}
 #include "{{filename}}"
 {% endfor %}
 
@@ skipping 113 matching lines @@
      * a C++ pointer to the DOM object (if the object is not in oilpan) #}
   static const int internalFieldCount = kV8DefaultWrapperInternalFieldCount + {{custom_internal_field_counter}};
   {# End custom internal fields #}
   {% if prepare_prototype_and_interface_object_func %}
   {{exported}}static void preparePrototypeAndInterfaceObject(v8::Local<v8::Context>, const DOMWrapperWorld&, v8::Local<v8::Object> prototypeObject, v8::Local<v8::Function> interfaceObject, v8::Local<v8::FunctionTemplate> interfaceTemplate);
   {% elif has_partial_interface %}
   {{exported}}static void preparePrototypeAndInterfaceObject(v8::Local<v8::Context>, const DOMWrapperWorld&, v8::Local<v8::Object> prototypeObject, v8::Local<v8::Function> interfaceObject, v8::Local<v8::FunctionTemplate> interfaceTemplate) {}
   {% endif %}
 
   {% if has_partial_interface %}
-  {{exported}}static void updateWrapperTypeInfo(InstallTemplateFunction, InstallRuntimeEnabledFunction, PreparePrototypeAndInterfaceObjectFunction);
+  {{exported}}static void updateWrapperTypeInfo(
+      InstallTemplateFunction,
+      InstallRuntimeEnabledFunction,
+      InstallRuntimeEnabledOnTemplateFunction,
+      PreparePrototypeAndInterfaceObjectFunction);
   {{exported}}static void install{{v8_class}}Template(v8::Isolate*, const DOMWrapperWorld&, v8::Local<v8::FunctionTemplate> interfaceTemplate);
   {% for method in methods if method.overloads and method.overloads.has_partial_overloads %}
   {{exported}}static void register{{method.name | blink_capitalize}}MethodForPartialInterface(void (*)(const v8::FunctionCallbackInfo<v8::Value>&));
   {% endfor %}
   {% endif %}
 
   {% for feature in optional_features %}
 
   static void install{{feature.name}}(v8::Isolate*, const DOMWrapperWorld&, v8::Local<v8::Object> instance, v8::Local<v8::Object> prototype, v8::Local<v8::Function> interface);
   static void install{{feature.name}}(ScriptState*, v8::Local<v8::Object> instance);
@@ skipping 97 matching lines @@
   {{exported}}static void indexedPropertyGetterCallback(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>&);
   {% endif %}
   {% if indexed_property_setter or named_property_setter %}
   {{exported}}static void indexedPropertySetterCallback(uint32_t index, v8::Local<v8::Value>, const v8::PropertyCallbackInfo<v8::Value>&);
   {% endif %}
   {% if indexed_property_deleter or named_property_deleter %}
   {{exported}}static void indexedPropertyDeleterCallback(uint32_t index, const v8::PropertyCallbackInfo<v8::Boolean>&);
   {% endif %}
 
   {% if needs_runtime_enabled_installer %}
-  {{exported}}static void installRuntimeEnabledFeatures(
-      v8::Isolate* isolate,
+  {{exported}}static void InstallRuntimeEnabledFeatures(
+      v8::Isolate*,
       const DOMWrapperWorld& world,
       v8::Local<v8::Object> instance,
       v8::Local<v8::Object> prototype,
       v8::Local<v8::Function> interface);
+  {{exported}}static void InstallRuntimeEnabledFeaturesOnTemplate(
+      v8::Isolate*,
+      const DOMWrapperWorld&,
+      v8::Local<v8::FunctionTemplate> interface_template);
 
   {% if has_partial_interface %}
   static InstallRuntimeEnabledFunction install{{v8_class}}RuntimeEnabledFunction;
+  static InstallRuntimeEnabledOnTemplateFunction install{{v8_class}}RuntimeEnabledOnTemplateFunction;
   {% endif %}
   {% endif %}
 
   {% if has_partial_interface %}
  private:
   static InstallTemplateFunction install{{v8_class}}TemplateFunction;
   {% endif %}
 };
 
 template <>
 struct NativeValueTraits<{{cpp_class}}> : public NativeValueTraitsBase<{{cpp_class}}> {
   {{exported}}static {{cpp_class}}* NativeValue(v8::Isolate*, v8::Local<v8::Value>, ExceptionState&);
 };
 
 template <>
 struct V8TypeOf<{{cpp_class}}> {
   typedef {{v8_class}} Type;
 };
 
 }  // namespace blink
 
 #endif  // {{v8_class}}_h
 
 {% endfilter %}{# format_blink_cpp_source_code #}